Unique Design Fashionable 2.1 USB Stereo Multimedia Speaker with 2000W PMPO (Black). 2.1 USB stereo speaker system. 2000W PMPO. 20Hz-20KHz frequency response. Obsessed with sound. Hear every note, every tone, to experience the passion behind the music. Compact speaker with down-firing subwoofer. Room-filling, 360-degree sound. Buy this Speaker and Take 43% Off & Free Shipping on Unique Design Fashionable 2.1 USB Stereo Multimedia Speaker with 2000W PMPO.